✅ 同义词
🗣️ 情景例句
I know.
我知道。
He that is ill to himself will be good to nobody.
不知自爱的人也不会爱别人。
and it is only in the seas and rivers, and sometimes lakes, where mud and sit have been continuously deposited,
所以只有在泥沙不停淤积的海洋和江河里，有时在湖泊里，